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- pronunciation:
- e
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ji
- features:
- Word History, Word Explorer, Word Parts
part of speech: |
noun |
inflections: |
energies |
definition 1: |
When something has energy, it has power to do work or be active. You need energy to walk, run, climb, or even to get out of bed in the morning.
After Austin rode his bike all morning, he didn't have the energy to go swimming with us.My grandma has plenty of energy in the morning, but she gets tired in the afternoon.- synonyms:
- force, power
- similar words:
- strength
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definition 2: |
Energy is power or heat that comes from sources such as the sun, wind, moving water, natural gas, or oil. Energy from these and other sources can be used to generate electricity or give power to cars. Humans use energy to stay warm, cook, produce light, and make things move or operate.
Plants use the energy of the sun to grow.Our town gets a lot of its energy for electricity from wind.- similar words:
- power
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definition 3: |
When you do something with energy, you do it with strength and with a cheerful attitude.
She worked at building the boat with a lot of energy.- antonyms:
- fatigue
- similar words:
- action, life, liveliness, spirit
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related words: |
ability, activity, fire |
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Energy is from energos, an ancient Greek word that means "active or working." The word "energy" was first used in the scientific sense of mechanical or electrical energy in the 1800s.
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conventionally associated with energy |
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conservation, effort, force, health, power, strength, youth |
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some descriptions of energy |
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electrical, solar |
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some kinds of energy |
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electricity, solar |
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some sources of energy |
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carbohydrate, chemical, coal, fire, food, fuel, gas, gasoline, light, natural gas, oil, sun, water, wind |
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some things that produce energy |
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battery, engine, windmill |
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some things that require energy |
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concentration, electricity, labor, life, play, work |
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some units for measuring energy |
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calorie |
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